def create_xst_script(config):
"""
given the configuration file create a script that will
build the verilog files declared within the configuration file
Args:
config (dictionary): configuraiton dictionary
Return:
(string) script file name
Raises:
Nothing
"""
xst_abs_dir = create_xst_dir(config)
flags = get_xst_flags(config)
#print "Flags: %s" % str(flags)
xst_dir = os.path.join(config["build_dir"], XST_DIR)
temp_dir = create_temp_dir(config)
project_dir = os.path.join(xst_dir, PROJECT_FILENAME)
top_module = config["top_module"]
output_file = os.path.join(xst_dir, top_module)
xst_script_fn = os.path.join(xst_abs_dir, XST_SCRIPT_FILENAME)
fp = open(xst_script_fn, "w")
fp.write("set -tmpdir \"%s\"%s" % (temp_dir, os.linesep))
fp.write("set -xsthdpdir \"%s\"%s" % (xst_dir, os.linesep))
#fp.write("set -xsthdpini \"%s\"%s" % (xst_dir, os.linesep))
fp.write("run%s" % os.linesep)
fp.write("-ifn %s%s" % (project_dir, os.linesep))
fp.write("-ofn %s%s" % (output_file, os.linesep))
fp.write("-ofmt NGC%s" % (os.linesep))
fp.write("-p %s%s" % (config["device"], os.linesep))
fp.write("-top %s%s" % (top_module, os.linesep))
coregen_files = coregen_utils.get_target_files(config)
if len(coregen_files) > 0:
fp.write("-sd %s%s" % (coregen_utils.get_coregen_dir(config, absolute = True), os.linesep))
#print "flags[lso] = %s" % str(flags["-lso"]["value"])
if ("-lso" not in flags.keys()) or (len(flags["-lso"]["value"]) == 0):
#print "creating custom lso file"
flags["-lso"]["value"] = create_lso_file(config)
for flag in flags:
if len(flags[flag]["value"]) == 0:
continue
#print "flag: %s: %s" % (flag, flags[flag]["value"])
fp.write("%s %s%s" % (flag, flags[flag]["value"], os.linesep))
fp.close()
return xst_script_fn
def get_ngd_flags(config):
"""
Given a configuration dictionary return flags for the NGD build
if user flags are not specified take the default flags from
site_scons/ngd_default_flags.json
Args:
config (dictionary): configuration dictionary
Return:
(dictionary): flag dictionary
Raises:
Nothing
"""
#print "Apply slave tags"
flags = {}
user_flags = {}
if "ngd" in config.keys():
if "flags" in config["ngd"].keys():
user_flags = config["ngd"]["flags"]
fn = os.path.join(os.path.dirname(__file__), NGD_DEFAULT_FLAG_FILE)
default_flags = json.load(open(fn, "r"))
default_flags["-dd"]["value"] = get_ngd_dir(config)
default_flags["-p"]["value"] = config["device"]
default_flags["-uc"]["value"] = create_ucf_filename(config)
coregen_files = coregen_utils.get_target_files(config)
if len(coregen_files) > 0:
default_flags["-sd"]["value"] = coregen_utils.get_coregen_dir(config, absolute = True)
for key in default_flags:
flags[key] = default_flags[key]
if key in user_flags.keys():
flags[key]["value"] = user_flags[key]
return flags
def get_ngd_flags(config):
"""
Given a configuration dictionary return flags for the NGD build
if user flags are not specified take the default flags from
site_scons/ngd_default_flags.json
Args:
config (dictionary): configuration dictionary
Return:
(dictionary): flag dictionary
Raises:
Nothing
"""
# print "Apply slave tags"
flags = {}
user_flags = {}
if "ngd" in config.keys():
if "flags" in config["ngd"].keys():
user_flags = config["ngd"]["flags"]
fn = os.path.join(os.path.dirname(__file__), NGD_DEFAULT_FLAG_FILE)
default_flags = json.load(open(fn, "r"))
default_flags["-dd"]["value"] = get_ngd_dir(config)
default_flags["-p"]["value"] = config["device"]
default_flags["-uc"]["value"] = create_ucf_filename(config)
coregen_files = coregen_utils.get_target_files(config)
if len(coregen_files) > 0:
default_flags["-sd"]["value"] = coregen_utils.get_coregen_dir(config, absolute=True)
for key in default_flags:
flags[key] = default_flags[key]
if key in user_flags.keys():
flags[key]["value"] = user_flags[key]
return flags
